rthorat Portable.DataAnnotations by: rthorat 4,266,113 total downloads last updated 3/29/2015 Latest version: 1.0.0 net45 win8 net40 netcore45 sl5 wp8 wpa81 dataannotations data annotations A portable library for the DataAnnotations namespace. Reduced surface area matches the Silverlight SDK version of DataAnnotations, with additions of some classes.